AU595403B2 - An improved process for the colorimetric determination of the cyanide concentration of aqueous solutions - Google Patents

An improved process for the colorimetric determination of the cyanide concentration of aqueous solutions Download PDF

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Publication number
AU595403B2
AU595403B2 AU81807/87A AU8180787A AU595403B2 AU 595403 B2 AU595403 B2 AU 595403B2 AU 81807/87 A AU81807/87 A AU 81807/87A AU 8180787 A AU8180787 A AU 8180787A AU 595403 B2 AU595403 B2 AU 595403B2
Authority
AU
Australia
Prior art keywords
cyanide
releasable
reaction
chelating agents
acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU81807/87A
Other languages
English (en)
Other versions
AU8180787A (en
Inventor
Edgar Dr. Bilger
Hubert Wolf
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Degussa GmbH filed Critical Degussa GmbH
Publication of AU8180787A publication Critical patent/AU8180787A/en
Application granted granted Critical
Publication of AU595403B2 publication Critical patent/AU595403B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18—Water
    • G01N33/182—Specific anions in water
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/17—Nitrogen containing
    • Y10T436/172307—Cyanide or isocyanide

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
AU81807/87A 1986-12-03 1987-11-26 An improved process for the colorimetric determination of the cyanide concentration of aqueous solutions Ceased AU595403B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863641251 DE3641251A1 (de) 1986-12-03 1986-12-03 Verfahren und apparatur zur kontinuierlichen kolorimetrischen bestimmung der cyanidkonzentration waessriger loesungen
DE3641251 1986-12-03

Publications (2)

Publication Number Publication Date
AU8180787A AU8180787A (en) 1988-06-09
AU595403B2 true AU595403B2 (en) 1990-03-29

Family

ID=6315336

Family Applications (1)

Application Number Title Priority Date Filing Date
AU81807/87A Ceased AU595403B2 (en) 1986-12-03 1987-11-26 An improved process for the colorimetric determination of the cyanide concentration of aqueous solutions

Country Status (11)

Country Link
US (1) US4871681A (enExample)
EP (1) EP0269834B1 (enExample)
JP (1) JPS63149562A (enExample)
AT (1) ATE67310T1 (enExample)
AU (1) AU595403B2 (enExample)
BR (1) BR8706527A (enExample)
CA (1) CA1315651C (enExample)
DE (2) DE3641251A1 (enExample)
ES (1) ES2025119B3 (enExample)
IL (1) IL84164A0 (enExample)
ZA (1) ZA877768B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107991429A (zh) * 2017-11-29 2018-05-04 长春黄金研究院 一种含硫化物的含氰废水中易释放氰化物的测定方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3908040A1 (de) * 1989-03-13 1990-09-20 Kernforschungsz Karlsruhe Verfahren zur probennahme und zur probenvorbereitung von geloesten stoffen fuer deren spektrometrischen nachweis
ES2222825B1 (es) * 2003-07-23 2005-12-16 Universidad Politecnica De Valencia Metodo para la deteccion de especies quimicas nucleofilicas.
US20080280372A1 (en) * 2007-05-11 2008-11-13 Walker Jeremy P Continuous monitor for cyanide and cyanogen blood agent detection in water
RU2386130C2 (ru) * 2007-12-19 2010-04-10 ФГУ "27 Научный центр МО РФ" Способ каталитического спектрофотометрического определения цианид-аниона
RU2386127C2 (ru) * 2007-12-19 2010-04-10 ФГУ "27 Научный центр МО РФ" Способ спектрофотометрического определения цианиданиона в воде на основе его взаимодействия с хромогенным азоароматическим дисульфидом с использованием мицеллярного катализа
US8513022B2 (en) * 2007-12-20 2013-08-20 Cyantific Instruments Pty Ltd Analytical method and apparatus
JP6117009B2 (ja) * 2013-06-12 2017-04-19 鹿島建設株式会社 シアン濃度測定方法
CN109827917B (zh) * 2019-03-28 2024-07-09 中国三峡建设管理有限公司 一种混凝土中氨气释放量连续测定装置与方法
CN110261376B (zh) * 2019-07-16 2021-10-29 桂林理工大学 去除水样氰化物含量测定过程中铵根离子对显色反应干扰的溶液及方法
CN112345518B (zh) * 2020-12-03 2024-03-15 长春黄金研究院有限公司 黄金氰化工艺中含铁氰络合物水质中硫氰酸盐的测定方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3850761A (en) * 1973-03-01 1974-11-26 Orion Research Cyanide decomplexing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2413546A1 (de) * 1974-03-21 1975-10-02 Simatupang Ir Maruli Dr Verfahren zur kontinuierlichen colorimetrischen analyse bei hoeheren temperaturen
JPS52590A (en) * 1975-06-21 1977-01-05 Taichi Ishida Deoxidation packing process
US4299593A (en) * 1979-04-20 1981-11-10 The Upjohn Company Method and apparatus for detecting and measuring a gas
DE2932268C2 (de) * 1979-08-09 1981-09-10 Degussa Ag, 6000 Frankfurt Verfahren zur analytischen Bestimmung von Cyanwasserstoff in Gasen

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3850761A (en) * 1973-03-01 1974-11-26 Orion Research Cyanide decomplexing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107991429A (zh) * 2017-11-29 2018-05-04 长春黄金研究院 一种含硫化物的含氰废水中易释放氰化物的测定方法
CN107991429B (zh) * 2017-11-29 2020-04-24 长春黄金研究院 一种含硫化物的含氰废水中易释放氰化物的测定方法

Also Published As

Publication number Publication date
AU8180787A (en) 1988-06-09
EP0269834A2 (de) 1988-06-08
US4871681A (en) 1989-10-03
ATE67310T1 (de) 1991-09-15
ZA877768B (en) 1988-04-20
BR8706527A (pt) 1988-07-12
IL84164A0 (en) 1988-03-31
ES2025119B3 (es) 1992-03-16
EP0269834B1 (de) 1991-09-11
DE3772937D1 (de) 1991-10-17
EP0269834A3 (en) 1989-11-08
JPS63149562A (ja) 1988-06-22
DE3641251A1 (de) 1988-06-09
CA1315651C (en) 1993-04-06
DE3641251C2 (enExample) 1989-09-28

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